r/science • u/Wagamaga • Oct 08 '24

Neuroscience Brain’s waste-clearance pathways revealed for the first time. Wastes include proteins such as amyloid and tau, which have been shown to form clumps and tangles in brain images of patients with Alzheimer’s disease.

https://news.ohsu.edu/2024/10/07/brains-waste-clearance-pathways-revealed-for-the-first-time
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u/73Rose Oct 08 '24

so how is it activated/inhibited?

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u/kniveshu Oct 08 '24

Happens early in the sleep cycle. And this is why people say DO NOT EAT BEFORE BED. You can't have your blood in your gut, you need blood pressure to wash your brain. This is why some people say too much late night snacking and eating could be a cause of dementia, those habits prevent brain cleaning and over time bad things happen.

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u/73Rose Oct 08 '24

so what happens if i take a nap?

I wonder if its working too, even if far less

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u/kniveshu Oct 09 '24

A traditional nap length isn’t long enough. But if your nap is hours long then maybe